Home / 823,047.18-1,234,689.06-254,472.60

Finding the Fourth Proportional to 823,047.18, 1,234,689.06 and 254,472.60

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Solution

The fourth proportional to 823,047.18, 1,234,689.06 and 254,472.60 is: 381,745.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,047.18 : 1,234,689.06 = 254,472.60 : x
  2. Step 2: Convert to fraction form
    823,047.18/1,234,689.06 = 254,472.60/x
  3. Step 3: Cross multiply
    823,047.18x = 1,234,689.06 × 254,472.60
  4. Step 4: Simplify right side
    823,047.18x = 314,194,540,874.11
  5. Step 5: Solve for x
    x = 314,194,540,874.11/823,047.18
  6. Step 6: Final answer
    x = 381,745.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.